CVE-2021-4190
HIGHWireshark 3.6.0 - Denial of Service via Kafka Dissector Excessive Iteration
Title source: llmDescription
Large loop in the Kafka dissector in Wireshark 3.6.0 allows denial of service via packet injection or crafted capture file
References (7)
Core 7
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202210-04
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4190.json
Exploit, Issue Tracking, Patch, Third Party Advisory
https://gitlab.com/wireshark/wireshark/-/issues/17811
Vendor Advisory
https://www.wireshark.org/security/wnpa-sec-2021-22.html
Scores
CVSS v3
7.5
EPSS
0.0310
EPSS Percentile
86.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-834
Status
published
Products (4)
fedoraproject/fedora
34
fedoraproject/fedora
35
wireshark/wireshark
3.6.0
wireshark/wireshark
3.4.0 - 3.4.12
Published
Dec 30, 2021
Tracked Since
Feb 18, 2026